CFR › Title 5 › Part 847 › §847.8065 CFR §847.806Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(a)Employees must elect complete periods of NAFI service under this subpart.(b)A complete period of NAFI service in paragraph (a) of this section consists of the period from the date of appointment with an NAFI employer to the date of termination.